Changes

{| class="wikitable sortable"

{| class="wikitable sortable"

|+Pollutant removal efficiencies of vegetated filter strips

|+Pollutant removal efficiencies of exfiltration systems

|-

|-

!Practice

!Practice

|Grass swale/perforated pipe||Nepean, ON<ref name=Sabourin/>||> 99||> 99||90||96||93||93

|Grass swale/perforated pipe||Nepean, ON<ref name=Sabourin/>||> 99||> 99||90||96||93||93

|}

|}

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